. Author manuscript; available in PMC: 2019 Mar 1.

Published in final edited form as: J Nutr Educ Behav. 2017 Dec 12;50(3):247–257.e1. doi: 10.1016/j.jneb.2017.10.008

Table 5.

Proposed Scoring Thresholds for the Long and Short Versions of the Nutrition Literacy Assessment Instrument Based Upon Associated Healthy Eating Index-2010 Scores.

	Full NLit^a (64 items)				Shortened NLit^a (42 Items)			Scoring Interpretation
Group	NLit^a Percentile	NLit^a Score	Range of HEI^b Score	Group	NLit^a Percentile	NLit^a Score	Range of HEI^b Score
1	Min-10%-tile	≤44	51.7 – 60.4	1	Min-10%-tile	≤28	52.5 – 60.8	Likelihood of poor nutrition literacy
2	10%~25%-tile	45 – 57	60.4 – 63.2	2	10%~25%-tile	29–38	60.8 – 63.1	Possibility of poor nutrition literacy
3	25%-tile~50-tile		63.2 – 64.1	3	25%-tile~50-tile		63.1 – 64.7
4	50%-tile~75%-tile		64.1 – 65.5	4	50%-tile~75%-tile		64.7 – 65.6
5	75%-tile~90%-tile	≥58	65.5 – 66.2	5	75%-tile~90%-tile	≥39	65.6 – 66.1	Likelihood of good nutrition literacy
6	90%-tile~Max	≥58	66.2 – 67.5	6	90%-tile~Max	≥39	66.1 – 67.0	Likelihood of good nutrition literacy

Nutrition Literacy Assessment Instrument

Associated Healthy Eating Index -2010 with NLit^a score using linear regression. HEI-2010 scores were calculated from the Diet History Questionnaire II.